High severity7.2NVD Advisory· Published Apr 3, 2026· Updated Apr 10, 2026
CVE-2026-35536
CVE-2026-35536
Description
In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.set_cookie were not checked for crafted characters.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
tornadoPyPI | < 6.5.5 | 6.5.5 |
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- github.com/advisories/GHSA-fqwm-6jpj-5wxcghsaADVISORY
- github.com/tornadoweb/tornado/security/advisories/GHSA-78cv-mqj4-43f7nvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2026-35536ghsaADVISORY
- github.com/tornadoweb/tornado/releases/tag/v6.5.5nvdProductWEB
News mentions
2- North Korea Blamed for $290m KelpDAO Crypto HeistInfosecurity Magazine · Apr 21, 2026
- Maryland Man Charged Over $53m Uranium Finance Crypto HackInfosecurity Magazine · Mar 31, 2026